Click here to watch This is CPR and AED Awareness Week. Dr. Heather Baker, a CPR instructor with the American Heart Association, joined ABC7 Chicago Tuesday to talk more about it.

It's in part because more than half don't receive CPR. Mike Smith, a CPR instructor with the American Heart Association, shows how to properly do hands-only CPR.

CPR, especially when performed immediately, can double or triple the victim's chance of survival, according to the American Heart Association, or AHA.

Life EMS Ambulance is offering CPR classes to help prepare people for if there is an opportunity to save someone’s life.

A CPR instructor for the American Heart Association is praising medical staff’s quick action for saving Buffalo Bills safety Damar Hamlin’s life.

An American Heart Association CPR instructor demonstrated proper resuscitation technique Tuesday for CPR and AED Awareness Week.

A CPR instructor for the American Heart Association is praising medical staff’s quick action for saving Buffalo Bills safety Damar Hamlin’s life.